Package: emacs;
Reported by: Ivan Andrus <darthandrus <at> gmail.com>
Date: Tue, 21 Aug 2012 13:50:01 UTC
Severity: normal
Found in version 24.2.50
Done: Chong Yidong <cyd <at> gnu.org>
Bug is archived. No further changes may be made.
Message #5 received at submit <at> debbugs.gnu.org (full text, mbox):
From: Ivan Andrus <darthandrus <at> gmail.com> To: bug-gnu-emacs <at> gnu.org Subject: 24.2.50; Leak in NextStep autorelease Date: Tue, 21 Aug 2012 15:49:24 +0200
Starting from `emacs -Q` with a NextStep build (well, Cocoa actually) run M-x shell RET and every half second the following message is printed to the console: 2012-08-21 12:26:07.872 Emacs[58915:3403] *** __NSAutoreleaseNoPool(): Object 0x1007c9200 of class NSEvent autoreleased with no pool in place - just leaking Setting the environment variable NSAutoreleaseHaltOnNoPool=YES and running under gdb I get the following backtrace: Program received signal SIGTRAP, Trace/breakpoint trap. [Switching to process 59016] 0x00007fff81ab8d61 in __NSAutoreleaseNoPool () (gdb) thread apply all bt Thread 5 (process 59016): #0 0x00007fff80bb2a2a in __workq_kernreturn () #1 0x00007fff80bb2e3c in _pthread_wqthread () #2 0x00007fff80bb2aa5 in start_wqthread () Thread 4 (process 59016): #0 0x00007fff81ab8d61 in __NSAutoreleaseNoPool () #1 0x00007fff81a03e79 in _CFAutoreleasePoolAddObject () #2 0x00007fff81a03be6 in -[NSObject(NSObject) autorelease] () #3 0x00007fff8659265e in +[NSEvent otherEventWithType:location:modifierFlags:timestamp:windowNumber:context:subtype:data1:data2:] () #4 0x000000010018eb6e in ns_send_appdefined (value=<value temporarily unavailable, due to optimizations>) at nsterm.m:3394 #5 0x000000010019079a in -[EmacsApp fd_handler:] (self=<value temporarily unavailable, due to optimizations>, _cmd=<value temporarily unavailable, due to optimizations>, unused=<value temporarily unavailable, due to optimizations>) at nsterm.m:4653 #6 0x00007fff82d91114 in __NSThread__main__ () #7 0x00007fff80bd1fd6 in _pthread_start () #8 0x00007fff80bd1e89 in thread_start () Thread 3 (process 59016): #0 0x00007fff80bb2a2a in __workq_kernreturn () #1 0x00007fff80bb2e3c in _pthread_wqthread () #2 0x00007fff80bb2aa5 in start_wqthread () Thread 2 (process 59016): #0 0x00007fff80bb1c0a in kevent () #1 0x00007fff80bb3add in _dispatch_mgr_invoke () #2 0x00007fff80bb37b4 in _dispatch_queue_invoke () #3 0x00007fff80bb32de in _dispatch_worker_thread2 () #4 0x00007fff80bb2c08 in _pthread_wqthread () #5 0x00007fff80bb2aa5 in start_wqthread () Thread 1 (process 59016): #0 0x00007fff80b98d7a in mach_msg_trap () #1 0x00007fff80b993ed in mach_msg () #2 0x00007fff819fa902 in __CFRunLoopRun () #3 0x00007fff819f9d8f in CFRunLoopRunSpecific () #4 0x00007fff890bb7ee in RunCurrentEventLoopInMode () #5 0x00007fff890bb5f3 in ReceiveNextEventCommon () #6 0x00007fff890bb4ac in BlockUntilNextEventMatchingListInMode () #7 0x00007fff86378eb2 in _DPSNextEvent () #8 0x00007fff86378801 in -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] () #9 0x00007fff8633e68f in -[NSApplication run] () #10 0x000000010019ac26 in ns_select (nfds=<value temporarily unavailable, due to optimizations>, readfds=0x7fff5fbfdca0, writefds=0x7fff5fbfdc20, exceptfds=<value temporarily unavailable, due to optimizations>, timeout=0x7fff5fbfdd40, sigmask=<value temporarily unavailable, due to optimizations>) at nsterm.m:3573 #11 0x000000010016a27d in wait_reading_process_output (time_limit=<value temporarily unavailable, due to optimizations>, nsecs=0, read_kbd=-1, do_display=1, wait_for_cell=4320145466, wait_proc=0x0, just_wait_proc=0) at process.c:4680 #12 0x00000001000b6bf6 in read_char (commandflag=1, nmaps=2, maps=0x7fff5fbfe190, prev_event=<value temporarily unavailable, due to optimizations>, used_mouse_menu=0x7fff5fbfe3b4, end_time=0x0) at keyboard.c:3915 #13 0x00000001000b8ca5 in read_key_sequence (keybuf=0x7fff5fbfe470, bufsize=30, prompt=4320145466, dont_downcase_last=0, can_return_switch_frame=1, fix_current_buffer=1) at keyboard.c:9372 #14 0x00000001000bb0ae in command_loop_1 () at keyboard.c:1510 #15 0x0000000100122605 in internal_condition_case (bfun=0x1000bae50 <command_loop_1>, handlers=4320212330, hfun=0x1000b1580 <cmd_error>) at eval.c:1322 #16 0x00000001000af137 in command_loop_2 (ignore=<value temporarily unavailable, due to optimizations>) at keyboard.c:1204 #17 0x000000010012270b in internal_catch (tag=<value temporarily unavailable, due to optimizations>, func=0x1000af100 <command_loop_2>, arg=4320145466) at eval.c:1079 #18 0x00000001000af7ac in recursive_edit_1 () at keyboard.c:1183 #19 0x00000001000af91b in Frecursive_edit () at keyboard.c:868 #20 0x00000001000a8df0 in main (argc=2, argv=0x7fff5fbfea48) at emacs.c:1662 In GNU Emacs 24.2.50.2 (i386-apple-darwin10.8.0, NS apple-appkit-1038.36) of 2012-08-20 on oroszlan.local Bzr revision: 109700 jlf <at> foxtail.org-20120820160851-cooolx696cb26xc0 Windowing system distributor `Apple', version 10.3.1038 Configured using: `configure '--with-ns'' Important settings: value of $LC_CTYPE: UTF-8 locale-coding-system: utf-8-unix default enable-multibyte-characters: t Major mode: Lisp Interaction Minor modes in effect: tooltip-mode: t mouse-wheel-mode: t tool-bar-mode: t menu-bar-mode: t file-name-shadow-mode: t global-font-lock-mode: t font-lock-mode: t blink-cursor-mode: t auto-composition-mode: t auto-encryption-mode: t auto-compression-mode: t line-number-mode: t transient-mark-mode: t Recent input: <help-echo> M-x r e p o <tab> r <tab> <return> Recent messages: For information about GNU Emacs and the GNU system, type C-h C-a. Making completion list... Load-path shadows: None found. Features: (shadow sort gnus-util mail-extr emacsbug message format-spec rfc822 mml mml-sec mm-decode mm-bodies mm-encode mail-parse rfc2231 mailabbrev gmm-utils mailheader sendmail rfc2047 rfc2045 ietf-drums mm-util mail-prsvr mail-utils help-mode easymenu time-date tooltip ediff-hook vc-hooks lisp-float-type mwheel ns-win tool-bar dnd fontset image regexp-opt fringe tabulated-list newcomment lisp-mode register page menu-bar rfn-eshadow timer select scroll-bar mouse jit-lock font-lock syntax facemenu font-core frame cham georgian utf-8-lang misc-lang vietnamese tibetan thai tai-viet lao korean japanese hebrew greek romanian slovak czech european ethiopic indian cyrillic chinese case-table epa-hook jka-cmpr-hook help simple abbrev minibuffer loaddefs button faces cus-face files text-properties overlay sha1 md5 base64 format env code-pages mule custom widget hashtable-print-readable backquote make-network-process ns multi-tty emacs)
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